net: ibm: remove a redundant local variable 'k'

The local variable 'k' is never used after being assigned.
hence it should be redundant adn can be removed.
Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/ibm/ehea/ehea_main.c

@@ -778,12 +778,11 @@ static void check_sqs(struct ehea_port *port)
 {
 	struct ehea_swqe *swqe;
 	int swqe_index;
-	int i, k;
+	int i;
 
 	for (i = 0; i < port->num_def_qps; i++) {
 		struct ehea_port_res *pr = &port->port_res[i];
 		int ret;
-		k = 0;
 		swqe = ehea_get_swqe(pr->qp, &swqe_index);
 		memset(swqe, 0, SWQE_HEADER_SIZE);
 		atomic_dec(&pr->swqe_avail);